PHP w3_is_multisite函数代码示例

 function fix_in_wpadmin($config, $force_all_checks = false)
 {
     $exs = new SelfTestExceptions();
     $fix_on_event = false;
     if (w3_is_multisite() && w3_get_blog_id() != 0) {
         if (get_transient('w3tc_config_changes') != ($md5_string = $config->get_md5())) {
             $fix_on_event = true;
             set_transient('w3tc_config_changes', $md5_string, 3600);
         }
     }
     // call plugin-related handlers
     foreach ($this->get_handlers($config) as $h) {
         try {
             $h->fix_on_wpadmin_request($config, $force_all_checks);
             if ($fix_on_event) {
                 $this->fix_on_event($config, 'admin_request');
             }
         } catch (SelfTestExceptions $ex) {
             $exs->push($ex);
         }
     }
     if (count($exs->exceptions()) > 0) {
         throw $exs;
     }
 }

 /**
  * Runs plugin
  */
 function run()
 {
     add_action('publish_phone', array(&$this, 'on_post_edit'), 20);
     add_action('wp_trash_post', array(&$this, 'on_post_change'), 20);
     add_action('save_post', array(&$this, 'on_post_change'), 20);
     global $wp_version;
     if (version_compare($wp_version, '3.5', '>=')) {
         add_action('clean_post_cache', array(&$this, 'on_post_change'), 20, 2);
     }
     add_action('comment_post', array(&$this, 'on_comment_change'), 20);
     add_action('edit_comment', array(&$this, 'on_comment_change'), 20);
     add_action('delete_comment', array(&$this, 'on_comment_change'), 0);
     add_action('wp_set_comment_status', array(&$this, 'on_comment_status'), 20, 2);
     add_action('trackback_post', array(&$this, 'on_comment_change'), 20);
     add_action('pingback_post', array(&$this, 'on_comment_change'), 20);
     add_action('switch_theme', array(&$this, 'on_change'), 20);
     add_action('wp_update_nav_menu', array(&$this, 'on_change'), 20);
     add_action('edit_user_profile_update', array(&$this, 'on_change'), 20);
     add_action('w3tc_purge_from_pgcache', array(&$this, 'on_post_change'), 20);
     add_action('delete_post', array(&$this, 'on_post_edit'), 20);
     if (w3_is_multisite()) {
         add_action('delete_blog', array(&$this, 'on_change'), 20);
     }
     add_filter('wp_redirect', array(&$this, 'on_redirect_cleanup'), 20, 1);
     add_action('sns_actions_executed', array(&$this, 'flush_post_cleanup'), 20);
 }

 /**
  * Runs plugin
  */
 function run()
 {
     add_filter('cron_schedules', array(&$this, 'cron_schedules'));
     if ($this->_config->get_string('dbcache.engine') == 'file') {
         add_action('w3_dbcache_cleanup', array(&$this, 'cleanup'));
     }
     add_action('publish_phone', array(&$this, 'on_change'), 0);
     add_action('wp_trash_post', array(&$this, 'on_post_change'), 0);
     add_action('save_post', array(&$this, 'on_post_change'), 0);
     global $wp_version;
     if (version_compare($wp_version, '3.5', '>=')) {
         add_action('clean_post_cache', array(&$this, 'on_post_change'), 0, 2);
     }
     add_action('comment_post', array(&$this, 'on_comment_change'), 0);
     add_action('edit_comment', array(&$this, 'on_comment_change'), 0);
     add_action('delete_comment', array(&$this, 'on_comment_change'), 0);
     add_action('wp_set_comment_status', array(&$this, 'on_comment_status'), 0, 2);
     add_action('trackback_post', array(&$this, 'on_comment_change'), 0);
     add_action('pingback_post', array(&$this, 'on_comment_change'), 0);
     add_action('switch_theme', array(&$this, 'on_change'), 0);
     add_action('edit_user_profile_update', array(&$this, 'on_change'), 0);
     if (w3_is_multisite()) {
         add_action('delete_blog', array(&$this, 'on_change'), 0);
     }
     add_action('delete_post', array(&$this, 'on_post_change'), 0);
 }

 /**
  * General tab
  *
  * @return void
  */
 function view()
 {
     w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/ui.php');
     global $current_user;
     $config_master = $this->_config_master;
     /**
      * @var $modules W3_ModuleStatus
      */
     $modules = w3_instance('W3_ModuleStatus');
     $pgcache_enabled = $modules->is_enabled('pgcache');
     $dbcache_enabled = $modules->is_enabled('dbcache');
     $objectcache_enabled = $modules->is_enabled('objectcache');
     $browsercache_enabled = $modules->is_enabled('browsercache');
     $minify_enabled = $modules->is_enabled('minify');
     $cdn_enabled = $modules->is_enabled('cdn');
     $varnish_enabled = $modules->is_enabled('varnish');
     $fragmentcache_enabled = $modules->is_enabled('fragmentcache');
     $enabled = $modules->plugin_is_enabled();
     $enabled_checkbox = $modules->all_modules_enabled();
     $check_rules = w3_can_check_rules();
     $check_apc = function_exists('apc_store');
     $check_eaccelerator = function_exists('eaccelerator_put');
     $check_xcache = function_exists('xcache_set');
     $check_wincache = function_exists('wincache_ucache_set');
     $check_curl = function_exists('curl_init');
     $check_memcached = class_exists('Memcache');
     $check_ftp = function_exists('ftp_connect');
     $check_tidy = class_exists('tidy');
     $disc_enhanced_enabled = !(!$check_rules || !$this->is_master() && w3_is_network() && $config_master->get_string('pgcache.engine') != 'file_generic');
     $can_empty_file = $modules->can_empty_file();
     $can_empty_varnish = $modules->can_empty_varnish();
     $cdn_mirror_purge = w3_cdn_can_purge_all($modules->get_module_engine('cdn'));
     $file_nfs = $this->_config->get_boolean('pgcache.file.nfs') || $this->_config->get_boolean('minify.file.nfs');
     $file_locking = $this->_config->get_boolean('dbcache.file.locking') || $this->_config->get_boolean('objectcache.file.locking') || $this->_config->get_boolean('pgcache.file.locking') || $this->_config->get_boolean('minify.file.locking');
     w3_require_once(W3TC_LIB_NEWRELIC_DIR . '/NewRelicWrapper.php');
     $newrelic_conf_appname = NewRelicWrapper::get_wordpress_appname($this->_config, $this->_config_master, false);
     $newrelic_applications = array();
     $nerser = w3_instance('W3_NewRelicService');
     $new_relic_installed = $nerser->module_is_enabled();
     $new_relic_running = true;
     if ($this->_config->get_boolean('newrelic.enabled')) {
         $new_relic_configured = $this->_config->get_string('newrelic.api_key') && $this->_config->get_string('newrelic.account_id');
         $newrelic_prefix = '';
         if ($new_relic_configured) {
             if (w3_is_network()) {
                 $newrelic_prefix = $this->_config->get_string('newrelic.appname_prefix');
             }
             try {
                 $newrelic_applications = $nerser->get_applications();
             } catch (Exception $ex) {
             }
             $newrelic_application = $this->_config->get_string('newrelic.application_id');
         }
     }
     $licensing_visible = (!w3_is_multisite() || is_network_admin()) && !ini_get('w3tc.license_key') && get_transient('w3tc_license_status') != 'host_valid';
     $custom_areas = apply_filters("{$this->_page}_anchors", array());
     include W3TC_INC_DIR . '/options/general.php';
 }

 /**
  * Setup notices actions
  */
 function admin_init()
 {
     if (current_user_can('manage_options')) {
         if (is_admin() && isset($_GET['page']) && strpos($_GET['page'], 'w3tc_') !== false) {
             /**
              * Only admin can see W3TC notices and errors
              */
             if (!w3_is_multisite()) {
                 add_action('admin_notices', array(&$this, 'admin_notices'));
             }
             add_action('network_admin_notices', array(&$this, 'admin_notices'));
         }
     }
 }

 /**
  * Setup notices actions
  */
 function admin_init()
 {
     if (current_user_can('manage_options')) {
         w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
         if (is_admin() && is_w3tc_admin_page()) {
             /**
              * Only admin can see W3TC notices and errors
              */
             if (!w3_is_multisite()) {
                 add_action('admin_notices', array(&$this, 'admin_notices'));
             }
             add_action('network_admin_notices', array(&$this, 'admin_notices'));
         }
     }
 }

 /**
  * Page cache tab
  *
  * @return void
  */
 function view()
 {
     global $wp_rewrite;
     $feeds = $wp_rewrite->feeds;
     $feed_key = array_search('feed', $feeds);
     if ($feed_key !== false) {
         unset($feeds[$feed_key]);
     }
     $default_feed = get_default_feed();
     $pgcache_enabled = $this->_config->get_boolean('pgcache.enabled');
     $permalink_structure = get_option('permalink_structure');
     $varnish_enabled = $this->_config->get_boolean('varnish.enabled');
     $cdn_mirror_purge_enabled = w3_is_cdn_mirror($this->_config->get_string('cdn.engine')) && $this->_config->get_string('cdn.engine') != 'mirror' && $this->_config->get_boolean('cdncache.enabled') && w3tc_edge_mode() && w3_is_pro($this->_config) || w3_is_enterprise();
     $disable_check_domain = w3_is_multisite() && w3_force_master();
     include W3TC_INC_DIR . '/options/pgcache.php';
 }

    function print_script()
    {
        ?>
        <script type="text/javascript">
            var w3_use_network_link = <?php 
        echo is_network_admin() || w3_is_multisite() && w3_force_master() ? 'true' : 'false';
        ?>
;
            function w3tc_start_minify_try_solve() {
                var testUrl = '<?php 
        echo w3_filename_to_url(w3_cache_blog_dir('minify') . '/', w3_get_domain(w3_get_home_url()) != w3_get_domain(w3_get_site_url()));
        ?>
';
                w3tc_filename_auto_solve(testUrl);
            }
        </script>
        <?php 
    }

 /**
  * Runs plugin
  */
 function run()
 {
     add_filter('cron_schedules', array(&$this, 'cron_schedules'));
     if ($this->_config->get_string('pgcache.engine') == 'file' || $this->_config->get_string('pgcache.engine') == 'file_generic') {
         add_action('w3_pgcache_cleanup', array(&$this, 'cleanup'));
     }
     add_action('w3_pgcache_prime', array(&$this, 'prime'));
     add_action('publish_phone', array(&$this, 'on_post_edit'), 0);
     add_action('wp_trash_post', array(&$this, 'on_post_change'), 0);
     add_action('save_post', array(&$this, 'on_post_change'), 0);
     global $wp_version;
     if (version_compare($wp_version, '3.5', '>=')) {
         add_action('clean_post_cache', array(&$this, 'on_post_change'), 0, 2);
     }
     add_action('comment_post', array(&$this, 'on_comment_change'), 0);
     add_action('edit_comment', array(&$this, 'on_comment_change'), 0);
     add_action('delete_comment', array(&$this, 'on_comment_change'), 0);
     add_action('wp_set_comment_status', array(&$this, 'on_comment_status'), 0, 2);
     add_action('trackback_post', array(&$this, 'on_comment_change'), 0);
     add_action('pingback_post', array(&$this, 'on_comment_change'), 0);
     add_action('switch_theme', array(&$this, 'on_change'), 0);
     add_action('wp_update_nav_menu', array(&$this, 'on_change'), 0);
     add_action('edit_user_profile_update', array(&$this, 'on_change'), 0);
     add_filter('comment_cookie_lifetime', array(&$this, 'comment_cookie_lifetime'));
     add_action('w3tc_purge_from_pgcache', array(&$this, 'on_post_change'), 0);
     if (w3_is_multisite()) {
         add_action('delete_blog', array(&$this, 'on_change'), 0);
     }
     add_action('delete_post', array(&$this, 'on_post_edit'), 0);
     if ($this->_config->get_string('pgcache.engine') == 'file_generic') {
         add_action('wp_logout', array(&$this, 'on_logout'), 0);
         add_action('wp_login', array(&$this, 'on_login'), 0);
     }
     add_filter('wp_redirect', array(&$this, 'on_redirect_cleanup'), 0, 1);
     add_action('sns_actions_executed', array(&$this, 'flush_post_cleanup'), 0);
     if ($this->_config->get_boolean('pgcache.prime.post.enabled', false)) {
         add_action('publish_post', array(&$this, 'prime_post'), 30);
     }
     if ($this->_config->get_boolean('pgcache.late_init') && !is_admin()) {
         add_action('init', array($this, 'delayed_cache_print'), 99999);
     }
 }

 public function run()
 {
     $this->_config = w3_instance('W3_Config');
     $this->_config_admin = w3_instance('W3_ConfigAdmin');
     w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
     w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin_ui.php');
     $this->_page = w3tc_get_current_page();
     if (is_network_admin() || !w3_is_multisite()) {
         $this->edge_notification();
     }
     if (is_w3tc_admin_page()) {
         add_action('admin_head', array($this, 'admin_head'));
         add_action('w3tc_hide_button_custom-edge_mode', array($this, 'hide_edge_mode_notification'));
         $support_reminder = $this->_config->get_boolean('notes.support_us') && $this->_config_admin->get_integer('common.install') < time() - W3TC_SUPPORT_US_TIMEOUT && $this->_config->get_string('common.support') == '' && !$this->_config->get_boolean('common.tweeted');
         if ($support_reminder || w3tc_show_notification('support_us_popup')) {
             add_action('w3tc-dashboard-head', array($this, 'support_us_nag'));
         }
         add_action('w3tc-dashboard-head', array($this, 'edge_nag'));
     }
 }

 /**
  * Setups actions
  */
 public function admin_init()
 {
     if (current_user_can('manage_options')) {
         /**
          * @var W3_ConfigCompatibility $config_comp
          */
         $config_comp = w3_instance('W3_ConfigCompatibility');
         if ($config_comp->get_old_version() && isset($_GET['page'])) {
             w3_require_once(W3TC_INC_FUNCTIONS_DIR . '/admin.php');
             if (is_w3tc_admin_page() || isset($GLOBALS['pagenow']) && 'plugins.php' === $GLOBALS['pagenow']) {
                 if (!w3_is_multisite() || !w3_force_master()) {
                     add_action('admin_notices', array($this, 'admin_notices'));
                 } else {
                     add_action('network_admin_notices', array($this, 'admin_notices'));
                 }
             }
             $config_comp->setup_settings();
         }
     }
 }

 /**
  * Called on plugin instantiation
  */
 function run()
 {
     add_filter('w3tc_compatibility_test', array($this, 'verify_compatibility'));
     if (is_admin()) {
         add_action('wp_ajax_admin_w3tc_verify_newrelic_api_key', array($this, 'verify_newrelic_api_key'));
         add_action('wp_ajax_w3tc_verify_newrelic_api_key', array($this, 'verify_newrelic_api_key'));
         add_action('wp_ajax_admin_w3tc_get_newrelic_applications', array($this, 'get_newrelic_applications'));
         add_action('wp_ajax_w3tc_get_newrelic_applications', array($this, 'get_newrelic_applications'));
         $new_relic_enabled = $this->_config->get_boolean('newrelic.enabled');
         if ($new_relic_enabled) {
             global $pagenow;
             w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
             $page = W3_Request::get_string('page');
             if ($pagenow == 'plugins.php' || strpos($page, 'w3tc_') !== false) {
                 if (!w3_is_multisite() || w3_is_multisite() && !$this->_config->get_boolean('common.force_master')) {
                     add_action('admin_notices', array($this, 'admin_notices'));
                 } else {
                     add_action('network_admin_notices', array($this, 'admin_notices'));
                 }
             }
         }
     }
 }

 /**
  * Returns minify groups
  *
  * @param string $theme
  * @param string $template
  * @param string $type
  * @return array
  */
 function get_groups($theme, $template, $type)
 {
     $result = array();
     switch ($type) {
         case 'css':
             $groups = $this->_config->get_array('minify.css.groups');
             break;
         case 'js':
             $groups = $this->_config->get_array('minify.js.groups');
             break;
         default:
             return $result;
     }
     if (isset($groups[$theme]['default'])) {
         $locations = (array) $groups[$theme]['default'];
     } else {
         $locations = array();
     }
     if ($template != 'default' && isset($groups[$theme][$template])) {
         $locations = array_merge_recursive($locations, (array) $groups[$theme][$template]);
     }
     foreach ($locations as $location => $config) {
         if (!empty($config['files'])) {
             foreach ((array) $config['files'] as $file) {
                 $file = w3_normalize_file_minify2($file);
                 if (w3_is_url($file)) {
                     $precached_file = $this->_precache_file($file, $type);
                     if ($precached_file) {
                         $result[$location][$file] = $precached_file;
                     } else {
                         $this->error(sprintf('Unable to cache remote file: "%s"', $file));
                     }
                 } else {
                     if (!w3_is_multisite() && strpos(trailingslashit(WP_CONTENT_DIR), trailingslashit(w3_get_site_root())) !== false) {
                         $file = ltrim(w3_get_site_path(), '/') . str_replace(ltrim(w3_get_site_path(), '/'), '', $file);
                     }
                     $path = w3_get_document_root() . '/' . $file;
                     if (file_exists($path)) {
                         $result[$location][$file] = '//' . $file;
                     } else {
                         $this->error(sprintf('File "%s" doesn\'t exist', $path));
                     }
                 }
             }
         }
     }
     return $result;
 }

/**
 * @return bool
 */
function w3_force_master()
{
    global $w3_force_master;
    if (!is_null($w3_force_master)) {
        return $w3_force_master;
    }
    if (!w3_is_multisite()) {
        $w3_force_master = false;
    } else {
        $blog_data = w3_blogmap_get_blog_data();
        if (is_null($blog_data) || $blog_data[0] != 'm' && $blog_data[0] != 'c') {
            $w3_force_master = true;
        } else {
            $w3_force_master = $blog_data[0] == 'm';
        }
    }
    return $w3_force_master;
}

 /**
  * Flush cache when user profile is updated
  * @param int $user_id
  */
 function on_change_profile($user_id)
 {
     static $flushed = false;
     if (!$flushed) {
         if (w3_is_multisite()) {
             $blogs = get_blogs_of_user($user_id, true);
             if ($blogs) {
                 global $w3_multisite_blogs;
                 $w3_multisite_blogs = $blogs;
             }
         }
         $flush = w3_instance('W3_CacheFlush');
         $flush->objectcache_flush();
         $flushed = true;
     }
 }